/Engine/Source/Runtime/Engine/Public/Animation/AnimCurveTypes.h
Copy elements between curves that have different allocators & element types. Does not copy filter.
template<typename OtherAllocator, typename OtherElementType> void CopyFrom ( const [TBaseBlendedCurve](API\Runtime\Engine\Animation\TBaseBlendedCurve)< OtherAllocator, OtherElementType > & InCurveToCopyFrom )